Head Unit/Instrument Cluster Control Unit, Basic Function - GF82.85-P-9893A

WARNING: This page is about a different car, the 2020 Mercedes-Benz SLC43 AMG, 2019 Mercedes-Benz SLC43 AMG, 2018 Mercedes-Benz SLC43 AMG, and 2017 Mercedes-Benz SLC43 AMG. However, it is still accessible from the selected car via links, so may be relevant.

Model all (CAR)

with code 545 (Connect 5 (NTG6))

General

The head unit/instrument cluster control unit is the central controller unit for the entertainment and communication systems integrated in the vehicle and for the instrument cluster.

The head unit/instrument cluster control unit controls the following functions:

Instrument cluster display control
Multimedia system control
Radio mode

Location

The head unit/instrument cluster control unit is located in the instrument panel on the driver's side.

Media mode
Smartphone integration
Telephone
The head unit/instrument cluster control unit is a subscriber in the following bus systems:
Telematics CAN
User interface CAN

Fig 1: Head Unit/Instrument Cluster Control Unit Components Location - Model All With Code 545

Courtesy of MERCEDES-BENZ USA

Function requirement

Circuit 30t ON

Design

The head unit/instrument cluster control unit contains the following components depending on the equipment

Radio tuner
Amplifier
Bluetooth® receiver
WLAN receiver

	Further basic functions
	Instrument cluster control, basic function		GF54.30-P-1001A
	Multimedia system, basic function		GF82.85-P-9900A